Gastroenterology Flashcards
Esophagus length?
25-30 cm
Esophagus diameter?
2-3 cm
From upper central incisors to upper esophageal sphincter length?
15 cm in adult
Cervical esophagus?
C6 to T4
Thoracic esophagus?
T4 to T10
Abdominal esophagus?
T10 to T11
Manometry of esophagus?
Contractions of muscles
Impedancemetry of esophagus? معاوقة
Function - GERD - Air solid liquid
Provocative Tests?
Bernstein test - Tensilon test - Balloon distention test
البلع المؤلم in English
Odynophagia
Zenker diverticula?
Pulsion, upper 3rd, posterior wall, males more, both sex, +50 years, angry
Type I HH?
Sliding HH, most common, reflux disease, cardia and Z line up
Type II HH?
Rolling HH, fundus, cardia & Z line normal, (paraesophageal hiatus, gerd, mechanical complications)
Type III HH?
Mixed type I + II
(paraesophageal hiatus, gerd, mechanical complications)
Type IV HH?
Esophagohiatal membrane, visceral organs up, (paraesophageal hiatus, gerd, mechanical complications)
SAINT syndrome?
HH
Gallstones
Colic diverticulum
صدفة
Ciprofloxacin?
- is a fluoroquinolone antibiotic
- to treat a number of bacterial infections
- bone and joint infections
- intra abdominal infections
- certain types of infectious diarrhea
- respiratory tract infections
- skin infections
- typhoid fever
- urinary tract infections…
- 2nd generation (…floxacin (2nd&3rd))
Flagyl?
Metronidazole (Flagyl)
Tinidazole
Nimorazole
Ornidazole
Secnidazole
- antibiotic and antiprotozoal medication
- pelvic inflammatory disease
- endocarditis
- dracunculiasis
- giardiasis
- trichomoniasis
- amebiasis
Infliximab?
- a chimeric monoclonal antibody
- brand name: Remicade
- treat a number of autoimmune diseases : Crohn’s disease - ulcerative colitis - rheumatoid arthritis - ankylosing spondylitis - psoriasis - psoriatic arthritis - Behçet’s disease
Pain after 10 min from eating?
Stomach / Colon
Pain after 2 hours from eating?
Duodenum
Pain after 0.5-1 hour from eating?
Gall bladder
Obstructive jaundice?
- Old people
- Ampulla of Vater (leads to anemia)
- Repeating yellowish color
Best way to examine pancreas?
CT scan
Best way to examine bile ducts?
MRCP
Magnetic resonance cholangiopancreatography (MRCP) is a special type of magnetic resonance imaging (MRI) exam that produces detailed images of the hepatobiliary and pancreatic systems, including the liver, gallbladder, bile ducts, pancreas and pancreatic duct.
Best way to examine common bile duct?
EUS
Bile stones origin?
80% gall bladder
20% bile ducts
Vomit after 1/4 hour?
Stomach pyloric stenosis
ماذا نشاهد في تأمل البطن؟
- الحجم
- التناظر
- السرة
- آثار جراحة
- دوران جانبي
- حبن
- متنفس؟
DD of diarrhea?
- stomach/intestines inflammation
- pharmaceutical
- hyperthyroidism
- diabetes in late stages
- ulcerative colitis 100٪ يصيب المستقيم + زحير دائم
- Crohn’s disease يصيب كل طبقات الامعاء
- malabsorption
- colon spasm
- colon tumors
- tuberculosis
- bacterial
- parasitic
Colonoscopy limitation w.r.t Hb?
Hb<7
Normal MCV?
80-100
Normal Urea?
20-50
Normal CRP?
1-5
Normal Na?
135-145 mEq/L
Normal K?
3.5-5.5
Normal Plt?
150,000 to 450,000 platelets per microliter of blood
Mesacol?
- Mesalazine = Mesacol = mesalamine = 5-aminosalicylic acid
- treat inflammatory bowel disease (ulcerative colitis, Crohn’s disease)
- mild to moderate severe disease
- oral/rectal
Azathioprine (Imuran)?
- immunosuppressive medication
- rheumatoid arthritis
- granulomatosis with polyangiitis
- Crohn’s disease
- ulcerative colitis
- systemic lupus erythematosus
- kidney transplants to prevent rejection
Crohn Disease Activity Index (CDAI): 0-149 points?
0 to 149 points: Asymptomatic remission
Crohn Disease Activity Index (CDAI): 150-220 points?
150 to 220 points: Mildly to moderately active Crohn’s disease
Crohn Disease Activity Index (CDAI): 221-450 points?
221 to 450 points: Moderately to severely active Crohn’s disease
Crohn Disease Activity Index (CDAI): 451-1100 points?
451 to 1100 points: Severely active to fulminant disease
Platelet high count causes?
- David syndrome
- hemorrhage
- iron deficiency anemia
Best way to examine a patient’s nutritional status?
Albumin
(pre-albumin for acute malnutrition)
أي مريض بهجمة IBD
تمييع
كبر حجم البطن DD؟
1 - obesity
#2 - gases
#3 - pregnant
#4 - ascites
#5 - tumors
#6 - chronic neurogenic bladder
ألم شرسوفي يخف بالانحناء للامام؟
بنكرياس
زحير = مشكلة في ال؟
مستقيم
صدر برميلي يوجه ل؟
توسع قصبات
COPD
ALP sources?
- bone
- intestines wall
- placenta
- liver
- bile ducts
حواف مشرشرة للكبد توجه نحو؟
- cirrhosis
- metastatic liver
Normal PVD (portal vein diameter)?
7-15 mm
Ascites symptoms?
1 - ↗️ abdomen size
#2 - continuous generalized pain
#3 - early satiety
#4 - liquid leakage to pleural space
#4 - dyspnea
#5 - nausea
Normal IJV diameter (internal jugular vein)?
9.1–10.2 mm
Normal number of times going to bathroom?
3 times/day - 3 times/week
Spleen normal length?
12-14 cm
Normal EF (ejection fraction)?
50-70%
Normal blood albumin?
3.4-5.4 g/dL
Normal blood creatinine?
0.7 to 1.3 mg/dL for men
0.6 to 1.1 mg/dL for women.
Normal blood LDH?
140 U/L to 280 U/L for adultsand tend to be higher for children and teens
Normal blood TP (total protein)?
6.0 to 8.3 g/dL
Penicillamine?
- Penicillamine (Cuprimine)
- Wilson’s disease treatment
- Kidney stones and high urine cystine levels
- Rheumatoid arthritis
- various heavy metal poisonings
- Taken by mouth
Zinc relation with insulin?
- Stimulates insulin action and insulin receptor tyrosine kinase activity
- People with diabetes have been known to have more zinc in their urine and less in their bloodstream
- Higher zinc levels in blood are linked to a lower risk of diabetes.
Most common site of PUD
Stomach & 12
Most commin cause for PUD
HP & NSAIDs (95%)
ماذا تفرز ECL بالمعدة
Ach
Gastrine
Histamine
ماذا يحفز مضخة البروتون والخلايا الجدارية على العمل
Ach
Gastrine
Histamine
ماذا تفرز خلايا Chief
Pepsinogen
الذي يتحول الى pepsin بفعل HCl
اين تعيش HP
في مخاطية من نمط معدي فقط
- حؤوول في 12
- حؤول في المري
- رتج ميكل في الامعاء الدقيقة
كيف تحمي HP نفسها من حمض المعدة
فعالية اليورياز
Urea ➡️ Ammonia
الفعالية الحركية
ماذا يفيد التخلص من HP
يزيل القرحات المعدية والعفجية ويمنع النكس
ماهي بعض الذيفانات التي تفرزها بعض انواع HP
- Cag A : cytotoxin accociated gene
- Vac A : vaculating accociated gene
PUD symptoms
Sometimes no symptoms
Dyspepsia
Hemmorhage - perforation - blockage
Heartburn
NSAIDs effect on COX 1
decreased blood flow which leads to mucosal injury
NSAIDs effect on COX 2
Increased neutrophil adherence which leads to mucosal injury
NSAIDs effect on topical imitation
Epithelial damage which leads to mucosal injury
NSAIDs side effects on GIT
نزف تحت مخاطية
تسحجات
قرحات
NSAIDs risk factors for PUD
age > 60 years
First 30-90 days of NSAIDs treatment
Past history
HP
Use with steroids, anti-platelet drugs, or anti-coagulant drugs
Other causes for PUD
Zollinger-Ellison disease
Mastocytosis (↗️ histamine)
CML (↗️ histamine)
After Billroth II
SI removal
Syphilis - Tb …
Smoking and PUD
More common
More complications
↗️ need for surgery
↘️ treatment duration
↗️ recurrance rate
Alcohol and PUD
Injury on mucus
↗️ HCl secretion
لا يوجد دليل قوي انه عامل خطر
هل تكفي الحمية والنمط الغذائي او العوامل التفسية لتسبب PUD
لا يوجد علاقة
Comparison of gastric and 12 ulcers
Gastric:
- directly after food
- ↗️ pain after eating
- do not wake up
- +/- ↘️ weight
- vomit is common
- can become cancerous
Duodenal:
- after 4 hours from food
- ↘️ pain after eating
- wake up
- +/- ↗️ weight
- vomit is uncommon
Both lead to hemmorhage, perforation, blockage
Favourite diagnosis of PUD
Endoscopy
Treatment of PUD
1 - PPIs
(Anti H2)
Associated with antibiotics
For 10 to 14 days
Gastric neoplasms?
Benign : epithelial - mesenchymal
Malignant : primary (adenocarcinoma 95% - lymphoma 5% - GIST <5%) - secondary (#1-Breast #2-Melanoma #3-Colon)
Gastric adenocarcinoma?
3 most lethal neoplasm
50 - 70 YO
Males+
More aggressive in young
Dyspepsia symptoms
55YO male living in Japan working in industry
Environmental RF for stomach carcinoma
HP
Diet (↗️ salt ↘️fruits & vegetables)
↘️ Socio-economic status
Genetic RF for stomach carcinoma
Family history
P53 / BRCA2
Familial adenomatous polyposis (FAP)
hereditary non-polyposis colorectal cancer (HNPCC) (Lynch syndrome)
Predisposing RF of stomach carcinoma
Pernicious anemia
Chronic PUD
Smoke
Alcohol
Atrophic gastritis
Gastric polyps
Previous gastric resections
Signs of gastric adenocarcinoma
Anemia
↘️Weight
Epigastric mass
Hepatomegaly
Ascites
Jaundice
Blumer shelf
Virchow’s jode (left)
Irish node (left)
Sister Mary Joseph nodule
Krukenberg tumor (ovaries)
اورام المعدة والكبد متحركة بالتنفس
Proximal vs Distal stomach cancer
Cardia/Fundus - Antrum
More - less
Diffuse↗️ - intestinal↗️
Females↗️ - Males↗️
Younger↗️ - older↗️
More aggressive - less aggressive
Developed countries - poor countries
HP X - HP↗️
GERD
Spread of gastric carcinoma
1-Liver
Adenocarcinoma investigation
1-Endoscopy: gold - safe - biopsies - 98% diagnosis - PUD 25% - Polyp 25%
Double contrast study
CT Scan (metastases)
MRI / US (wall thickness)
EUS : diagnosis in Radial - Biopsies in Linear - DEPTH
Management of stomach adenocarcinoma
1-Surgery
Gastric Lymphoma
20% of all extranodal lymphomas
Late YO
Males +
Two types:
#1-DLBCL: 55%
#2-ENMZL: Maltoma - 40% - HP - NH-lymphoma
GIST?
Cajal cells
Muscular layer
Stomach
Asymptomatic
CD117 (KIT)
non-epithelial +
63-69 YO
Diag: Endoscopy (biopsies not enough) - EUS - CT
Mitotic index > 5 per 50 HPF
Treat: surgery
تطور الجيوب
الشهر 3 - 4 fetal : يبدأ تشكل الجيوب
عند الولادة : فكي + خلايا غربالية
3 سنوات : وتدي
5-7 سنوات : جبهي
18 - 20 سنة : اكتمال نمو الجيوب
يصب في الصماخ المتوسط
فكي
جبهي
غربالية امامية
تشخيص الفتق الحجابي
تنظير هضمي علوي
تصوير ظليل للمري (وضعية تراندلبرغ)
قياس ضغزط المري
قياس ph المري
Metabolic associated fatty liver disease (MAFLD)
previously termed non-alcoholic fatty liver disease, is the leading global cause of liver disease and is fast becoming the most common indication for liver transplantation.
لا ندخل الابرة بمكان…
- طبلية
- فيه التهاب
دائماً نطلب في حال بزل سائل؟..
- لون + حجم السائل + المشاهدة والاجراء
- Chemistry
Glucose Alb Tp Chol CRP - Cbc
- تحري خلايا شاذة
- دراسة جرثومية
Cirrhosis ↗️↗️↗️ ALP
قد يكون آفة شاغلة للحيز مع التشمع
اسباب نقص كريات حمر
نقص نتاج النقي
نزف أنبوب هضمي
قصر عمر كريات حمر
فرط توتر وريد باب
طين مراري قد يكون في سياق..
الحبن ونقص alb
لا نحول لعمل جراحي
سماكة جدار مرارة معممة
مريض ليس عالريق
↘️ Alb
بدء تشكل الحبن
كل التهابات الكبد خاصة HAV
بورسلانية
اندخالات كوليسترانية بجدار المرارة
التهاب مرارة مزمن
التهاب مرارة حاد
Afp
ورم خصية
اكتر من 400 ورم كبد
كل تجدد كبدي يزداد افرازه
(و PSA)
مدروج حبن عالي :
غالباً آلية فرط توتر وريد الباب
Groove pancreatitis
- rare form of chronic pancreatitis
- affecting the “groove” between the pancreatic head, duodenum, and common bile duct
- unknown, although there are strong associations with long-term alcohol abuse, functional obstruction of the duct of Santorini, and Brunner gland hyperplasia
- 50-60 YO
Alb serum - Alb ascites =?
<1.1 فرط توتر وريد باب عالي مدروج
> 1.1 حدثية التهابية جوف بريتوان منخفض مدروج
Common bile duct diameter
7 normal
up to 11 mm
(But normal liver tests)
Every 10 years + 1mm
AST higher than ALT?
Alcoholism
Wilson
A. I.
Cirrhosis
Drugs
فرط توتر وريد باب
دوران جانبي
حبن
دوالي
ضخامة طحالية
قصور خلية كبدية
- اظافر بيضاء
- راحة حمراء
- لون يرقاني
- دنف
- تثدي
- اضطراب توزع اشعار
- تبقرط
- عنكبوت وعائي
- وذمات طرفين سفليين
Amlodipine?
- sold under the brand name Norvasc
- calcium channel blocker medication
- used to treat high blood pressure and coronary artery disease.
- taken by mouth
- Common side effects include swelling, feeling tired, abdominal pain, and nausea.
Nystatin A1?
- sold under the brandname Mycostatin among others, is an antifungal medication.
- used to treat Candida infections of the skin including diaper rash, thrush, esophageal candidiasis, and vaginal yeast infections.
- may also be used to prevent candidiasis in those who are at high risk.
Rituximab?
The chimeric anti-CD20 antibody rituximab induces apoptosis in B-cell chronic lymphocytic leukemia cells through a p38 mitogen activated protein-kinase-dependent mechanism.
Treat non-Hodgkin lymphoma
Caldivit syrup
Caldivit syrup is used as bone joint supplement.It contains Calcium Carbonate ,Vitamin D3(cholecalciferol)Zinc Sulphate and Magnesium Hydroxide. Calcium carbonate is a mineral that is required for the formation of bones and maintaining them. Calcium carbonate is required to prevent breakage of bones.
أين نشاهد قرحات قلاعية؟
IBD
داء بهجت
يرسينيا - شيغيلا - سالمونيلا - كامبيلوباكتر - اشريكية قولونية
CMV
GAVE (Gastric antral venous ectasia) اين نشاهد
1 فرط توتر وريد باب
Scleroderma on GIT?
نقص حركات قسم سفلي مريء
SIBO
امساك مزمن
رتوج +
ضمور عضلات ملساء
نقص تقلصية مرارة => حصيات
علامات نقص K على ECG
تسطح P
تطاول PR
موجة منقلبة U